Home Postcode finder WA Jarrahdale Jarrahdale postcode WA Jarrahdale is a locality in Western Australia covered by postcode 6124. Postcode 6124 State or territory Western Australia (WA) Region North West Suburbs Add a free Jarrahdale business listing More business listings in Jarrahdale Businesses in JarrahdaleJarrahdale Primary School20 Wanliss St · 08 95255157Revive BlastingJarrahdale · 0427478328Revive BlastingJarrahdale · 0427478328 Common questionsWhat is the postcode for Jarrahdale?Jarrahdale, WA has the postcode 6124.What state is Jarrahdale in?Jarrahdale is in Western Australia (WA).Does postcode 6124 cover more than one suburb?No. Postcode 6124 covers Jarrahdale only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.